Frost Dates for Bettles AP, AK

Frost Dates

Last Spring Frost (50%) iA 50% chance that the last spring frost has already passed by this date. Most gardeners use this as their primary planting guide. May 22
First Fall Frost (50%) iA 50% chance that the first fall frost has occurred by this date. Plan to harvest or protect tender plants before this date. August 24
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

30% Probability iOnly a 30% chance of frost remaining by this date. Use these dates for a safer planting window, especially for tender plants sensitive to cold.

Last Spring Frost May 29
First Fall Frost August 19

Hard Freeze (28°F / -2°C)

Last Spring Hard Freeze May 13
First Fall Hard Freeze September 5
66.92°N, -151.51°W © OpenStreetMap

Growing Season

94 Days May 22 to August 24

USDA Hardiness Zone iHardiness zones indicate which perennial plants can survive winter in your area. For annual vegetables, frost dates and growing season length matter more than hardiness zone.

Zone 1b

Learn more

Temperature

-20° 10° 40° 70°
-11°
High: -2°
Avg: -11°
Low: -19°
Jan
-3°
High: 7°
Avg: -3°
Low: -13°
Feb
4°
High: 17°
Avg: 4°
Low: -9°
Mar
25°
High: 36°
Avg: 25°
Low: 13°
Apr
45°
High: 56°
Avg: 45°
Low: 34°
May
59°
High: 70°
Avg: 59°
Low: 47°
Jun
60°
High: 70°
Avg: 60°
Low: 49°
Jul
53°
High: 63°
Avg: 53°
Low: 43°
Aug
41°
High: 50°
Avg: 41°
Low: 33°
Sep
21°
High: 28°
Avg: 21°
Low: 14°
Oct
0°
High: 8°
Avg: 0°
Low: -7°
Nov
-6°
High: 2°
Avg: -6°
Low: -14°
Dec
32°F
28°F
Avg High Avg Temp Avg Low Light Frost (32°F) Hard Frost (28°F)

Precipitation

0" 1" 2" 2.9"
1.6"
1.55"
Jan
1.4"
1.40"
Feb
1.6"
1.55"
Mar
1.5"
1.50"
Apr
1.6"
1.62"
May
2.1"
2.06"
Jun
2.7"
2.74"
Jul
2.9"
2.88"
Aug
2.6"
2.56"
Sep
1.9"
1.92"
Oct
1.7"
1.71"
Nov
1.6"
1.55"
Dec

Sunrise / Sunset

4a7a10a1p4p7p10pNoonJanFebMarAprMayJunJulAugSepOctNovDec3h8h11h15h19h24h21h17h13h9h5h0h
Jan: 10:24 AM – 1:36 PM · 3h 12m
Feb: 8:15 AM – 3:45 PM · 7h 31m
Mar: 6:27 AM – 5:33 PM · 11h 07m
Apr: 4:28 AM – 7:32 PM · 15h 03m
May: 2:28 AM – 9:32 PM · 19h 04m
Jun: 24h (Midnight Sun)
Jul: 1:29 AM – 10:31 PM · 21h 01m
Aug: 3:39 AM – 8:21 PM · 16h 41m
Sep: 5:39 AM – 6:21 PM · 12h 42m
Oct: 7:34 AM – 4:26 PM · 8h 53m
Nov: 9:38 AM – 2:22 PM · 4h 44m
Dec: 0h (Polar Night)
Daylight Longest: 24h 00m · Shortest: 0h 00m

Nearby Stations

Wiseman, AK Tanana Calhoun Mem AP, AK May 29 - August 28 Manley Hot Springs 15ne, AK

Plan Your Garden with Planter

Now that you know your frost dates, use Planter to plan your veggie garden! Planter is an easy drag-and-drop garden planner with personalized planting schedules.

Try Planter For Free

Available everywhere: iOS, Android, web, and more!

Planter app garden planner preview